Finding the Fourth Proportional to 1,577,337.33, 2,174,175.51 and 1,232,574.21
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Solution
The fourth proportional to 1,577,337.33, 2,174,175.51 and 1,232,574.21 is: 1,698,959.77
Step by Step Solution
- Step 1: Write the proportion equation
1,577,337.33 : 2,174,175.51 = 1,232,574.21 : x - Step 2: Convert to fraction form
1,577,337.33/2,174,175.51 = 1,232,574.21/x - Step 3: Cross multiply
1,577,337.33x = 2,174,175.51 × 1,232,574.21 - Step 4: Simplify right side
1,577,337.33x = 2,679,832,661,639.60 - Step 5: Solve for x
x = 2,679,832,661,639.60/1,577,337.33 - Step 6: Final answer
x = 1,698,959.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.